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    • 3. 发明授权
    • Epoxy resin composition, cured object obtained therefrom, and light-emitting diode
    • 环氧树脂组合物,由其获得的固化物和发光二极管
    • US09102786B2
    • 2015-08-11
    • US12678166
    • 2008-09-22
    • Takashi SatoShuichi UenoTakeshi Koyama
    • Takashi SatoShuichi UenoTakeshi Koyama
    • H01L23/29C08L63/00C08K5/13C08G59/24H01L51/52C08G59/22C08G59/42H01L33/56
    • C08G59/24C08G59/226C08G59/42C08L63/00H01L33/56H01L51/5237H01L51/5246C08L2666/22
    • Provided are an epoxy resin composition including acid anhydrides (A) and epoxy resins (B), in which: (a) cyclohexane-1,2,4-tricarboxylic acid-1,2-anhydride accounts for 50 to 90 mass % of the acid anhydrides (A); (b) an alicyclic epoxy resin compound accounts for 30 to 90 mass % of the epoxy resins (B) and an epoxy resin compound represented by the following general formula (1) accounts for 10 to 50 mass % of the epoxy resins (B); and (c) contents of the acid anhydrides (A) and the epoxy resins (B) are such that a blending equivalent ratio between the acid anhydrides and the epoxy resins ranges from 0.4 to 0.7, a cured product of the composition, and a light-emitting diode. The epoxy resin composition has the following characteristics. That is, (1) the composition has a low viscosity after the mixing, a low degree of viscosity increase in standing at room temperature, and excellent workability, (2) the composition has satisfactory curability even when no curing accelerator is added, and (3) a cured product is colorless and transparent, has crack resistance, and changes its color to a small extent with long-term light irradiation and heating. The composition is suitable for an encapsulant for a photoelectric conversion element such as a blue LED or white LED. (In the formula, R's each independently represent a hydrogen atom or a methyl group, m represents an integer of 1 to 3, and n represents an integer of 2 to 8.)
    • 提供一种包含酸酐(A)和环氧树脂(B))的环氧树脂组合物,其中:(a)环己烷-1,2,4-三羧酸-1,2-酐占50〜90质量% 酸酐(A); (b)环氧树脂(B)的脂环族环氧树脂化合物占30〜90质量%,由通式(1)表示的环氧树脂化合物占环氧树脂(B)的10〜50质量% ; 和(c)酸酐(A)和环氧树脂(B)的含量使得酸酐与环氧树脂的混合当量比为0.4〜0.7,组合物的固化物和光 发光二极管。 环氧树脂组合物具有以下特征。 也就是说,(1)组合物在混合后具有低粘度,在室温下的静置粘度增加低,加工性优异,(2)即使不加入固化促进剂,组合物也具有令人满意的固化性,( 3)固化产物无色透明,具有抗裂性,并在长时间的光照射和加热下颜色变化很小。 该组合物适用于诸如蓝色LED或白色LED的光电转换元件的密封剂。 (式中,R 3各自独立地表示氢原子或甲基,m表示1〜3的整数,n表示2〜8的整数。)
    • 4. 发明授权
    • Phase-frequency comparator and serial transmission device
    • 相位比较器和串行传输装置
    • US08456205B2
    • 2013-06-04
    • US12987108
    • 2011-01-08
    • Tatsunori UsugiTakeshi IsezakiTakeshi Koyama
    • Tatsunori UsugiTakeshi IsezakiTakeshi Koyama
    • H03L7/06
    • H03D13/004
    • Disclosed is a phase-frequency comparator stabilizing a loop band width by a simple circuit, there is provided a phase-frequency comparator which is a phase-frequency comparator of inputting a reference clock and a feedback clock and outputting an up signal to a frequency synthesizer and a down signal to the frequency synthesizer, which is provided with a first phase-frequency comparing circuit, a second phase comparing circuit, and a delay circuit portion inputting the reference clock and the feedback clock and providing a predetermined relative delay to an input of the first phase-frequency comparing circuit and an input of the second phase comparing circuit, in which frequency comparison is carried out by the first phase-frequency comparing circuit, and phase comparison is carried out by the first phase-frequency comparing circuit and the second phase comparing circuit controlling a latch.
    • 公开了一种通过简单的电路来稳定环路带宽的相位 - 频率比较器,提供了一个相位 - 频率比较器,它是输入参考时钟和反馈时钟的相位 - 频率比较器,并向上升频率合成器 以及向频率合成器提供的向下信号,其提供有第一相位频率比较电路,第二相位比较电路和输入参考时钟和反馈时钟的延迟电路部分,并向 第一相位频率比较电路和第二相位比较电路的输入,其中由第一相位频率比较电路执行频率比较,并且相位比较由第一相位频率比较电路和第二相位比较电路 相位比较电路控制锁存器。
    • 5. 发明授权
    • Housing structure for in-vehicle electronic device
    • 车载电子设备的外壳结构
    • US08414013B2
    • 2013-04-09
    • US12724980
    • 2010-03-16
    • Takeshi Koyama
    • Takeshi Koyama
    • B60R21/01
    • H05K5/0073
    • A housing structure for an in-vehicle electronic device is provided. A case body includes a top panel and a side wall continuously and integrally formed at a side edge of the top panel. The case body is configured to accommodate a control board therein. A plurality of brackets outwardly projects and extends from the side wall of the case body. The brackets are fixed to an attachment portion of a vehicle body. A plurality of reinforcement ribs are integrally formed between the brackets and the side wall of the case body at a position lower than the control board in a state where the case body is mounted on the vehicle body.
    • 提供一种用于车载电子设备的壳体结构。 壳体包括在顶板的侧边缘处连续且一体地形成的顶板和侧壁。 壳体构造成容纳其中的控制板。 多个支架向外突出并从壳体的侧壁延伸。 支架固定在车身的安装部上。 在壳体安装在车体上的状态下,多个加强肋一体形成在支架与壳体的侧壁之间的位置比控制板低的位置。
    • 7. 发明授权
    • Fuel system having excellent gasoline barrier property
    • 燃油系统具有优异的汽油阻隔性能
    • US08389082B2
    • 2013-03-05
    • US10602637
    • 2003-06-25
    • Takaaki KutsunaTakeshi Koyama
    • Takaaki KutsunaTakeshi Koyama
    • B32B23/00B32B1/08
    • C08J7/047B60K15/03177C08J2463/00F02M37/0017F02M37/0076F02M55/00F02M55/007Y10T428/13Y10T428/1303Y10T428/1352Y10T428/1359Y10T428/1386Y10T428/139Y10T428/31511Y10T428/31855
    • Provided is a fuel system comprising a fuel vessel, molded parts for the fuel vessel and/or a tube for a fuel in which bodies are constituted from a thermoplastic resin and/or a rubber, wherein a coating layer is formed on the surfaces in at least one sides of the insides and the outsides of the fuel vessel body, the molded part bodies for the fuel vessel and/or the tube body for a fuel or at least one of connected parts with these bodies; the above coating layer is formed by curing an epoxy resin composition comprising an epoxy resin and an epoxy resin curing agent as principal components; and the above coating layer has a gasoline permeability coefficient of 2 g·mm/m2·day or less at 23° C. and a relative humidity of 60% RH. The above coating layer is excellent in a permeation-preventing performance against an automobile fuel (gasoline barrier property), a heat resistance and an impact resistance, then a fuel vessel, molded parts for the fuel vessel and a tube which have excellent performances are obtained.
    • 提供了一种燃料系统,其包括燃料容器,用于燃料容器的模制部件和/或用于燃料的管,其中主体由热塑性树脂和/或橡胶构成,其中在其上的表面上形成涂层 燃料容器主体的内部和外部的至少一个侧面,用于燃料容器的模制零件体和/或用于燃料的管体或与这些主体的至少一个连接部分; 上述涂层通过将包含环氧树脂和环氧树脂固化剂的环氧树脂组合物固化为主要成分而形成; 上述涂层在23℃,相对湿度为60%RH的汽油透过系数为2g·mm / m 2·天以下。 上述涂层在汽车燃料的防渗透性(汽油阻隔性),耐热性和耐冲击性方面优异,然后获得具有优异性能的燃料容器,用于燃料容器的模制零件和管 。
    • 8. 发明授权
    • Memory/logic conjugate system
    • 存储器/逻辑共轭系统
    • US08305789B2
    • 2012-11-06
    • US12977243
    • 2010-12-23
    • Kanji OtsukaTsuneo ItoYoichi SatoMasahiro YoshidaShigeru YamamotoTakeshi KoyamaYuko TanbaYutaka Akiyama
    • Kanji OtsukaTsuneo ItoYoichi SatoMasahiro YoshidaShigeru YamamotoTakeshi KoyamaYuko TanbaYutaka Akiyama
    • G11C5/06
    • G06F13/4022G11C5/02G11C7/1006G11C2213/71
    • A bandwidth bottleneck occurs because a crossbar switch is used to cope with an increase in scale. A memory/logic conjugate system according to the present invention, a plurality of cluster memory chips each including a plurality of cluster memories 20 including basic cells 10 arranged in a cluster, the basic cell 10 including a memory circuit, and a controller chip that controls the plurality of cluster memories are three-dimensionally stacked, the plurality of cluster memories 20 located along the stacking direction of the plurality of cluster memory chips and the controller chip are electrically coupled to the controller chip via a multibus 11 including a through-via, an arbitrary one of the basic cells 10 is directly accessed through the multibus 11 from the controller chip so that truth value data is written therein, and whereby the arbitrary basic cell 10 is switched to a logic circuit as conjugate.
    • 发生带宽瓶颈是因为使用横杠开关来应对规模的增加。 根据本发明的存储器/逻辑共轭系统,多个集群存储器芯片,每个集群存储器芯片包括多个集群存储器20,集群存储器20包括布置在集群中的基本单元10,基本单元10包括存储器电路,以及控制芯片, 多个集群存储器是三维堆叠的,沿着多个集群存储器芯片的堆叠方向定位的多个集群存储器20和控制器芯片经由包括通孔的多通道11电耦合到控制器芯片, 基本单元10中的任意一个基本单元10通过多轴11从控制器芯片直接访问,从而将真值数据写入其中,并且由此将任意基本单元10切换到逻辑电路作为共轭。
    • 9. 发明授权
    • Fuel system having excellent gasoline barrier property
    • 燃油系统具有优异的汽油阻隔性能
    • US08092879B2
    • 2012-01-10
    • US10684511
    • 2003-10-15
    • Takeshi NomuraTakeshi Koyama
    • Takeshi NomuraTakeshi Koyama
    • B32B1/08B32B23/00
    • F16L11/04B60K15/03177C08G18/3206C08G18/329C08G18/7642C08G2390/40C08J7/047C08J2475/00C09D175/04F16L2011/047Y10T428/13Y10T428/1303Y10T428/1352Y10T428/1359Y10T428/139Y10T428/1393
    • Provided is a fuel system comprising a fuel vessel, molded parts for a fuel and/or a tube for a fuel in which bodies are constituted from at least one of a thermoplastic resin and a synthetic rubber, wherein a coating layer is formed on the surfaces in at least one side of the insides and the outsides of the fuel vessel body, the molded part bodies for a fuel and/or the tube body for a fuel or at least one of connected parts in these bodies; the above coating layer is formed by curing a polyurethane resin composition comprising an active hydrogen-containing compound (A) and an organic polyisocyanate compound (B); and the above coating layer has a gasoline permeability coefficient of 2 g·mm/m2·day or less at 23° C. and a relative humidity of 60% RH. The above coating layer is excellent in a permeation-preventing performance against an automobile fuel (gasoline barrier property), an adhesion property between fuel vessel body and molding parts or tube, a heat resistance and an impact resistance, a flexibility, a bending resistance, etc., then a fuel vessel, molded parts for a fuel and a tube for a fuel which have excellent performances are obtained.
    • 提供了一种燃料系统,其包括燃料容器,用于燃料的模制部件和/或用于燃料的管,其中主体由热塑性树脂和合成橡胶中的至少一种构成,其中在所述表面上形成涂层 在燃料容器本体的内部和外部的至少一侧,用于燃料的模制零件体和/或用于燃料的管体或这些主体中的至少一个连接部分; 通过固化含有活性氢化合物(A)和有机多异氰酸酯化合物(B)的聚氨酯树脂组合物形成上述涂层; 上述涂层在23℃,相对湿度为60%RH的汽油透过系数为2g·mm / m 2·天以下。 上述涂层在汽车燃料的防渗透性(汽油阻隔性),燃料容器主体和成型部件或管之间的粘合性,耐热性和耐冲击性,挠性,耐弯曲性, 然后获得燃料容器,用于燃料的模制零件和具有优异性能的燃料管。